388988808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{9817}}^1$

素因数の和:9966

約数の個数: 64

約数和(自身を含む): 1055631360

約数和(自身を除く): 666642552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 127, 156, 254, 312, 381, 508, 762, 1016, 1524, 1651, 3048, 3302, 4953, 6604, 9817, 9906, 13208, 19634, 19812, 29451, 39268, 39624, 58902, 78536, 117804, 127621, 235608, 255242, 382863, 510484, 765726, 1020968, 1246759, 1531452, 2493518, 3062904, 3740277, 4987036, 7480554, 9974072, 14961108, 16207867, 29922216, 32415734, 48623601, 64831468, 97247202, 129662936, 194494404, 388988808]

約数ペア:

[(1, 388988808), (2, 194494404), (3, 129662936), (4, 97247202), (6, 64831468), (8, 48623601), (12, 32415734), (13, 29922216), (24, 16207867), (26, 14961108), (39, 9974072), (52, 7480554), (78, 4987036), (104, 3740277), (127, 3062904), (156, 2493518), (254, 1531452), (312, 1246759), (381, 1020968), (508, 765726), (762, 510484), (1016, 382863), (1524, 255242), (1651, 235608), (3048, 127621), (3302, 117804), (4953, 78536), (6604, 58902), (9817, 39624), (9906, 39268), (13208, 29451), (19634, 19812)]